Question

5 The table shows the structure of several particles.
Please tell this answer
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Answer 1

Answer:

i) A, B and E as they have balanced number of both protons and electrons.

ii) D is the negative ion. It has a charge of (-2).

iii) C is the positive ion. It has a charge of (+2).

iv) As 'A' has 12 protons, so the atomic number is 12. Therefore, the particle A represents Magnesium (Mg).